Developed with support from the National Science Foundation
Digital Libraries in the Classroom program
Application development by Ryan Baxter. Implementation assistance from James L. Sloan, Martin Gutowski, Mark Wherley,
and Chris Pfieffer. Designed by David DiBiase. Text and inspiration by John P. Snyder and Philip
M. Voxland (1994). An Album of Map Projections. United States Geological Survey Professional Paper
1453. Ordering information at http://pubs.er.usgs.gov/.